<!DOCTYPE html>
<html>

<head>
  <title></title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="../bootstrap-5.1.3-dist/css/bootstrap.css" rel="stylesheet">
  <script src="../bootstrap-5.1.3-dist/js/bootstrap.bundle.min.js"></script>
</head>

<body class="container">
  <h3 align="center">旋转器颜色</h3>
  <div class="spinner-border text-primary"></div>
  <div class="spinner-border text-secondary"></div>
  <div class="spinner-border text-success"></div>
  <div class="spinner-border text-danger"></div>
  <div class="spinner-border text-warning"></div>
  <div class="spinner-border text-info"></div>
  <div class="spinner-border text-light"></div>
  <div class="spinner-border text-dark"></div>
  <h3 class="my-4">渐变缩放颜色</h3>
  <div class="spinner-grow text-primary"></div>
  <div class="spinner-grow text-secondary"></div>
  <div class="spinner-grow text-success"></div>
  <div class="spinner-grow text-danger"></div>
  <div class="spinner-grow text-warning"></div>
  <div class="spinner-grow text-info"></div>
  <div class="spinner-grow text-light"></div>
  <div class="spinner-grow text-dark"></div>

</body>

</html>